CN104950746B - Power equipment operation and maintenance management method and control system - Google Patents

Power equipment operation and maintenance management method and control system Download PDF

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Publication number
CN104950746B
CN104950746B CN201510310311.2A CN201510310311A CN104950746B CN 104950746 B CN104950746 B CN 104950746B CN 201510310311 A CN201510310311 A CN 201510310311A CN 104950746 B CN104950746 B CN 104950746B
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China
Prior art keywords
nfc
circuit
power equipment
mobile terminal
controller
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Active
Application number
CN201510310311.2A
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Chinese (zh)
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CN104950746A (en
Inventor
孙克正
张义峰
王利民
王峰
隋涛
刘晓善
许靖
匡伟伟
李炳华
于谨超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Power Supply Co of State Grid Shandong Electric Power Co
Original Assignee
Qingdao Power Supply Co of State Grid Shandong Electric Power Co
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Priority to CN201510310311.2A priority Critical patent/CN104950746B/en
Publication of CN104950746A publication Critical patent/CN104950746A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors

Abstract

The invention discloses an operation and maintenance management method for power equipment, which comprises the following steps: the method comprises the steps that a mobile terminal with an NFC function sends a link request to an NFC tag of the power equipment; the NFC tag carries out identity verification on the mobile terminal, and if the verification fails, the power equipment gives an alarm; if the verification is successful, the NFC label establishes a link with the mobile terminal, and the entrance guard is opened; the mobile terminal collects basic information of the NFC label and transmits the basic information to the upper computer; and the mobile terminal writes the maintenance information into the NFC label and transmits the maintenance information to the upper computer. According to the operation and maintenance management method of the power equipment, the mobile terminal is authenticated through the NFC label, so that the maintenance personnel are authenticated; the mobile terminal reads basic information in the NFC label and uploads the upper computer, maintenance information is written into the NFC label by the mobile terminal and is uploaded by the upper computer, and a manager can obtain the maintenance information in time, so that the automatic management level is improved.

Description

Power equipment operation and maintenance management method and control system
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a power equipment operation and maintenance management method and a control system.
Background
When electric power equipment such as an electric power distribution control box and a switch cabinet in the current market is maintained, the identity of maintenance personnel cannot be verified; and the maintenance information cannot be timely and effectively transmitted to the remote management personnel.
Disclosure of Invention
The invention provides an operation and maintenance management method for power equipment, which solves the problems that the identity of a maintainer cannot be verified and maintenance information cannot be transmitted to a remote manager in time.
In order to solve the technical problems, the invention adopts the following technical scheme:
a power equipment operation and maintenance management method comprises the following steps:
(1) the method comprises the steps that a mobile terminal with an NFC function sends a link request to an NFC tag of the power equipment;
(2) the NFC tag authenticates the mobile terminal,
if the verification fails, the power equipment alarms;
if the verification is successful, continuing to the step (3);
(3) the NFC tag and the mobile terminal establish a link, and an access control of the power equipment is started;
(4) the mobile terminal collects basic information of the NFC label and transmits the basic information to an upper computer;
(5) the mobile terminal writes maintenance information into the NFC label and transmits the maintenance information to the upper computer;
(6) and closing the entrance guard of the power equipment.
Further, in the step (4), the mobile terminal uploads the basic information to a cloud platform through a wireless network, and transmits the basic information to an upper computer through the cloud platform.
Preferably, the basic information includes a number of the power equipment, performance parameters, a running time, a maintenance period, and an installation site.
Further, in the step (5), the mobile terminal uploads the maintenance information to a cloud platform through a wireless network, and the maintenance information is transmitted to an upper computer through the cloud platform.
Still further, the maintenance information includes maintenance time, maintenance personnel code, maintenance location, and failure information.
A power equipment control system comprises a controller, an access control circuit, an NFC tag and a mobile terminal with an NFC function, wherein the NFC tag comprises an NFC chip and an NFC antenna, the mobile terminal with the NFC function sends a signal to the NFC antenna, the NFC antenna sends the received signal to the NFC chip, and the NFC chip processes the received signal and outputs a control signal to the controller; the controller controls the opening and closing of the power equipment entrance guard through the entrance guard control circuit according to the received control signal.
Furthermore, the NFC chip comprises an NFC processor, a data read-write circuit, an identity recognition circuit and a memory, wherein the NFC processor is respectively connected with the data read-write circuit and the identity recognition circuit, and the memory is respectively connected with the data read-write circuit and the identity recognition circuit; the NFC processor is connected with the controller.
Still further, the power equipment control system further comprises an upper computer, and the mobile terminal with the NFC function is communicated with the upper computer.
Furthermore, the power equipment control system further comprises a wireless remote control key, a wireless signal receiving circuit and a decoding circuit, wherein the wireless remote control key sends signals to the wireless signal receiving circuit, the wireless signal receiving circuit sends the received signals to the decoding circuit, and the decoding circuit processes the received signals and then sends the processed signals to the controller.
Still further, power equipment control system still includes entrance guard's on-off state magnetic field induction circuit and pilot lamp, entrance guard's on-off state magnetic field induction circuit response entrance guard's on-off state to with the signal transmission who senses extremely the controller, the bright of controller control pilot lamp goes out.
Compared with the prior art, the invention has the advantages and positive effects that: according to the operation and maintenance management method of the power equipment, the mobile terminal is subjected to identity verification through the NFC label, so that identity verification of a holder of the mobile terminal, namely a maintainer is realized, and the automatic management level of the power equipment is improved; after the mobile terminal is linked with the NFC label, basic information in the NFC label is automatically read, and an upper computer is uploaded, so that the automatic management level of the power equipment is improved; the mobile terminal writes the maintenance information into the NFC label and uploads the maintenance information to the upper computer, so that a manager can obtain the maintenance information in time, the automatic management level of the power equipment is improved, and the working efficiency is improved; the power equipment control system saves manpower, reduces labor cost and improves automation level; through setting up the host computer for managers can in time obtain information, improved power equipment's automated management level.
Other features and advantages of the present invention will become more apparent from the detailed description of the embodiments of the present invention when taken in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a flowchart of an embodiment of an operation and maintenance management method for an electrical device according to the present invention;
fig. 2 is a block diagram of a power equipment control system according to the present invention;
fig. 3 is a block diagram of the NFC chip in fig. 2.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
In an embodiment, referring to fig. 1, a method for operation and maintenance management of electrical equipment in this embodiment specifically includes the following steps:
step 101: the process begins.
Step 102: a link request is sent.
The mobile terminal with the NFC function approaches the power device and sends a link request to an NFC tag of the power device.
In this embodiment, the mobile terminal with NFC function refers to a mobile phone, PAD, notebook, or the like with NFC function.
Step 103: and performing identity authentication.
And the NFC label receives the link request information sent by the mobile terminal and compares the link request information with the prestored information so as to identify and verify the identity of the mobile terminal. If the comparison result is consistent, the identity authentication is successful, and if the comparison result is inconsistent, the identity authentication is failed.
The identity of the mobile terminal is verified through the NFC label, so that the identity of a holder of the mobile terminal, namely a maintainer, is verified, and the automatic management level of the power equipment is improved.
Step 104:
if the authentication fails, go to step 105;
if the authentication is successful, step 106 is entered.
Step 105: and (6) alarming.
Due to the failure of the authentication, the power device alarms and proceeds to step 110.
Power equipment reports to the police through warning light is bright, buzzer sound etc to play the warning effect, avoid power equipment to suffer illegal personnel and destroy, improved power equipment's security.
Step 106: and establishing a link and opening the access control.
Due to the fact that the identity authentication is successful, the NFC label is linked with the mobile terminal and sends a signal to the controller of the power equipment, and therefore the entrance guard of the power equipment is opened.
Step 107: and collecting and uploading basic information.
The mobile terminal collects basic information of the NFC label and transmits the basic information to the upper computer.
The basic information includes information of the number of the power equipment, performance parameters, operation time, maintenance period, installation place, and the like. The mobile terminal uploads the collected basic information to the cloud platform through the wireless network and transmits the collected basic information to the upper computer through the cloud platform, and a manager can obtain the basic information of the NFC label of the power equipment which is being maintained through the upper computer, so that the automatic management level of the power equipment is improved.
Step 108: and writing the maintenance information and uploading.
After the entrance guard is opened, maintenance personnel can maintain the power equipment, such as overhaul, fault treatment and the like. After the maintenance is finished, the maintenance personnel write the current maintenance information into the NFC label through the mobile terminal and transmit the maintenance information to the upper computer.
The maintenance information includes information such as maintenance time, a maintenance person code, a maintenance place, and failure information. The mobile terminal uploads the maintenance information to the cloud platform through the wireless network and transmits the maintenance information to the upper computer through the cloud platform, and the manager can obtain the maintenance information in time through the upper computer, so that the automatic management level of the power equipment is further improved.
In this embodiment, the wireless network may be 3G, 4G, WiFi, or the like.
Step 109: and closing the door access.
The mobile terminal sends a command to the NFC label, the NFC label sends a signal to a controller of the power equipment, and the controller controls the entrance guard to close.
Step 110: the flow ends.
In this embodiment, the maintenance personnel can perform steps 101 to 110 by themselves. Of course, the steps 101 to 110 may also be performed after receiving the command of the administrator, that is, the administrator sends the maintenance instruction to the cloud platform through the upper computer, and sends the maintenance instruction to the mobile terminal of the maintenance staff through the cloud platform, and after receiving the maintenance instruction, the maintenance staff performs the steps 101 to 110.
According to the operation and maintenance management method of the power equipment, the mobile terminal is subjected to identity verification through the NFC label, so that identity verification of a holder of the mobile terminal, namely a maintainer is realized, and the automatic management level of the power equipment is improved; after the authentication fails, the power equipment can give an alarm, and the entrance guard can be opened only after the authentication succeeds, so that the power equipment is prevented from being damaged by illegal personnel, and the safety of the power equipment is improved; after the mobile terminal is linked with the NFC label, basic information in the NFC label is automatically read, and an upper computer is uploaded, so that the automatic management level of the power equipment is improved; and the mobile terminal writes the maintenance information into the NFC label and uploads the maintenance information to the upper computer, so that a manager can obtain the maintenance information in time, the automatic management level of the power equipment is improved, and the working efficiency is improved.
The power equipment control system of the embodiment mainly comprises a controller, an access control circuit, an NFC tag, a mobile terminal with an NFC function, and the like, as shown in fig. 2, the NFC tag is arranged on the power equipment, the NFC tag mainly comprises an NFC chip and an NFC antenna, the mobile terminal with the NFC function sends a signal to the NFC antenna, the NFC antenna sends the received signal to the NFC chip, and the NFC chip processes the received signal and outputs a control signal to the controller; the controller is connected with the access control circuit and controls the opening and closing of the power equipment access control through the access control circuit according to the received control signal.
The entrance guard control circuit is connected with the entrance guard execution relay, and after the entrance guard control circuit receives the signal sent by the controller, the entrance guard execution relay controls the entrance guard of the electric power equipment to be opened and closed.
The NFC chip includes an NFC processor, a data read-write circuit, an identity recognition circuit, and a memory, as shown in fig. 3, the NFC processor is connected to the data read-write circuit and the identity recognition circuit, the data read-write circuit and the identity recognition circuit are connected to the memory, and the NFC processor is connected to the controller.
The handheld mobile terminal of maintainer is close to the NFC antenna, send identity information (like identity ID, password etc.) to the NFC antenna through mobile terminal, the NFC antenna is with received identity information transmission to NFC treater, the NFC treater is handled the received identity information and is sent to the identification circuit, identification circuit contrast received information and the prestore information in the memory, and output feedback signal to NFC treater, the NFC treater exports control signal to controller according to feedback signal, the controller is according to the switching of the entrance guard of received control signal control.
For example, the identity recognition circuit compares the received information with pre-stored information in the memory, if the comparison is consistent, the identity recognition circuit outputs a high-level feedback signal to the NFC processor, the NFC processor outputs a high-level control signal to the controller, and the controller controls the power equipment to open the door access through the door access control circuit after receiving the control signal; if the contrast is inconsistent, the identity recognition circuit outputs a low-level feedback signal to the NFC processor, the NFC processor outputs a low-level control signal to the controller, and the controller controls the power equipment to be closed through the access control circuit after receiving the control signal.
The identity recognition circuit compares the received information with pre-stored information (for example, compares the received identity ID and the received password with the pre-stored identity ID and the pre-stored password), which belongs to the prior art, and specific implementation can refer to the prior art, and is not described herein again.
Through the communication between the NFC tag and the mobile terminal, the identity recognition of maintainers is realized, the labor is saved, and the labor cost is reduced; the opening and closing of the entrance guard are controlled through the controller, the labor cost is further reduced, and the automation level is improved.
The maintenance personnel can also read the information stored in the NFC tag through the mobile terminal. Specifically, a maintainer sends a reading signal to the NFC antenna through the mobile terminal, the NFC antenna transmits the received reading signal to the NFC processor, and after receiving the reading signal, the NFC processor reads information in the memory through the data reading and writing circuit, processes the read information and then sends the processed information to the mobile terminal through the NFC antenna.
The maintenance personnel can also store information into the NFC tag through the mobile terminal. Specifically, a maintainer sends a storage signal to the NFC antenna through the mobile terminal, the NFC antenna transmits the received storage signal to the NFC processor, and the NFC processor processes the received storage signal and writes the processed storage signal into the memory through the data read-write circuit.
Basic information of the power equipment is stored in the memory, such as: the number, performance parameters, running time, maintenance period, installation site, etc. of the power equipment; historical maintenance information of the electrical equipment is also stored, such as: maintenance time, maintenance personnel codes, maintenance locations, fault information, and the like.
Therefore, the maintenance personnel can read the basic information and the historical maintenance information stored in the memory through the mobile terminal, and can write the current maintenance information into the memory.
The maintenance personnel acquire the basic information and the historical maintenance information of the electric power equipment through the mobile terminal, so that the maintenance personnel can know the condition of the electric power equipment more, and the maintenance efficiency is improved.
In this embodiment, the power equipment control system further includes an upper computer, and the mobile terminal with the NFC function communicates with the upper computer through a wireless network.
After reading the information in the memory of the NFC chip, the mobile terminal is connected with the cloud platform through a wireless network and is connected with the upper computer through the cloud platform. The management personnel can obtain the basic information, the historical maintenance information and the current maintenance information of the power equipment through the upper computer, so that the management personnel can obtain the information in time, and the automatic management level of the power equipment is improved.
In this embodiment, the wireless network may be 3G, 4G, WiFi, or the like.
In order to open or close the door access in an emergency and when a maintainer does not carry a mobile terminal with an NFC function, a wireless remote control key, a wireless signal receiving circuit and a decoding circuit are further arranged in the power equipment control system, the wireless signal receiving circuit and the decoding circuit are arranged in the power equipment, the wireless remote control key is communicated with the wireless signal receiving circuit, the wireless signal receiving circuit is connected with the decoding circuit, and the decoding circuit is connected with the controller.
The wireless remote control key sends an entrance guard opening signal/an entrance guard closing signal to the wireless signal receiving circuit, the wireless signal receiving circuit sends the received entrance guard opening signal/entrance guard closing signal to the decoding circuit, the decoding circuit processes the received entrance guard opening signal/entrance guard closing signal and sends the processed signal to the controller, and the controller controls the entrance guard to open/close through the entrance guard control circuit; the entrance guard is opened or closed through the wireless remote control key under the emergency condition, so that the safety of the power equipment and the safety of field workers are improved.
The power equipment control system is also provided with an alarm circuit, and the controller is connected with the alarm circuit and sends an alarm signal to the alarm circuit.
The alarm circuit mainly comprises an alarm indicating lamp, a buzzer and the like, when the alarm circuit receives an alarm signal, the alarm indicating lamp is on, and the buzzer sounds, so that the alarm effect is achieved, and the safety of the power equipment and the safety of field workers are further improved.
Still be provided with entrance guard's on-off state magnetic field induction circuit and pilot lamp among the power equipment control system, entrance guard's on-off state magnetic field induction circuit response entrance guard's on-off state to with the signal transmission who senses extremely controller, the bright of controller control pilot lamp goes out.
When the magnetic field induction circuit senses that the entrance guard is opened in the opening and closing state of the entrance guard, an induction signal is sent to the controller, and after the controller receives the induction signal, the indicator lamp is controlled to be on; when the magnetic field induction circuit senses that the entrance guard is closed in the opening and closing state of the entrance guard, an induction signal is sent to the controller, and after the controller receives the induction signal, the indicator lamp is controlled to be turned off.
Through setting up entrance guard's on-off state magnetic field induction circuit and pilot lamp, can learn entrance guard's on-off state to remind the field work personnel through the pilot lamp, thereby improved field work personnel's security.
The power equipment control system is also provided with a temperature and humidity sensor, the temperature and humidity sensor is installed inside the power equipment, collects temperature and humidity signals inside the power equipment and transmits the temperature and humidity signals to the controller.
Through setting up temperature and humidity sensor, the inside humiture information of power equipment can be obtained to the controller to the inside humiture of power equipment can be monitored better.
And the power equipment control system is also provided with a low-voltage detection circuit, and the low-voltage detection circuit is connected with the controller. The low-voltage detection circuit detects the power supply voltage of the power equipment and outputs a detection signal to the controller.
By arranging the low-voltage detection circuit, the controller can obtain the condition of the power supply voltage of the power equipment. When the power supply voltage is too high or too low, the controller can cut off the power supply voltage, so that the power equipment is prevented from being damaged due to the fact that the power supply voltage is too high or too low, unnecessary economic loss is avoided, and the service life of the power equipment is prolonged.
Of course, the above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (2)

1. An electrical equipment control system characterized by: the NFC tag comprises an NFC chip and an NFC antenna, the NFC tag sends a signal to the NFC antenna, the NFC antenna sends the received signal to the NFC chip, and the NFC chip processes the received signal and outputs a control signal to the controller; the controller controls the opening and closing of the power equipment door access through the door access control circuit according to the received control signal;
the NFC chip comprises an NFC processor, a data read-write circuit, an identity recognition circuit and a memory, wherein the NFC processor is respectively connected with the data read-write circuit and the identity recognition circuit, and the memory is respectively connected with the data read-write circuit and the identity recognition circuit; the NFC processor is connected with the controller;
the power equipment control system further comprises a wireless remote control key, a wireless signal receiving circuit and a decoding circuit, wherein the wireless remote control key sends signals to the wireless signal receiving circuit, the wireless signal receiving circuit sends the received signals to the decoding circuit, and the decoding circuit processes the received signals and then sends the processed signals to the controller;
the power equipment control system also comprises an entrance guard opening and closing state magnetic field induction circuit and an indicator light, wherein the entrance guard opening and closing state magnetic field induction circuit induces the opening and closing state of an entrance guard and transmits the induced signal to the controller, and the controller controls the on and off of the indicator light;
the power equipment control system also comprises a low-voltage detection circuit, and the low-voltage detection circuit is connected with the controller;
the mobile terminal acquires basic information of the NFC tag, uploads the basic information to a cloud platform through a wireless network and transmits the basic information to an upper computer through the cloud platform; the mobile terminal writes maintenance information into the NFC tag, uploads the maintenance information to a cloud platform through a wireless network, and transmits the maintenance information to an upper computer through the cloud platform;
the power equipment control system is also provided with an alarm circuit, and the controller is connected with the alarm circuit and sends an alarm signal to the alarm circuit; and if the identity authentication fails, alarming.
2. The electrical equipment control system according to claim 1, characterized in that: the NFC mobile terminal is characterized by further comprising an upper computer, and the mobile terminal with the NFC function is communicated with the upper computer.
CN201510310311.2A 2015-06-09 2015-06-09 Power equipment operation and maintenance management method and control system Active CN104950746B (en)

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